Normally regular digraphs

  • Jørgensen, Leif Kjær (Projektdeltager)

Projektdetaljer

Beskrivelse

A regular digraph in which the number of common out-neighbours of two vertices depend only on the adjacency between the vertices is called a normally regular digraph. The motivation for studying these digraphs came from investigation of large bipartite graphs with small diameter. Normally regular digraphs generalize non-symmetric 3-class association schemes.

We find several constructions and some non-existence results and results 

characterizing normally regular digraphs with certain parameters.

StatusAfsluttet
Effektiv start/slut dato01/01/200801/01/2018

Finansiering

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